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gpu: host1x: export host1x_syncpt_incr_max() function 

Tegra V4L2 camera driver needs this function to do frame capture.

Signed-off-by: Bryan Wu <pengw@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
hifive-unleashed-5.1
Bryan Wu 2014-02-19 14:48:36 -08:00 committed by Thierry Reding
parent d40326f4b9
commit 64400c3791
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/host1x/syncpt.c
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@ -102,6 +102,7 @@ u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs)
{
return (u32)atomic_add_return(incrs, &sp->max_val);
}
EXPORT_SYMBOL(host1x_syncpt_incr_max);
/*
* Write cached syncpoint and waitbase values to hardware.

1
include/linux/host1x.h
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@ -136,6 +136,7 @@ u32 host1x_syncpt_id(struct host1x_syncpt *sp);
u32 host1x_syncpt_read_min(struct host1x_syncpt *sp);
u32 host1x_syncpt_read_max(struct host1x_syncpt *sp);
int host1x_syncpt_incr(struct host1x_syncpt *sp);
u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);
int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout,
u32 *value);
struct host1x_syncpt *host1x_syncpt_request(struct device *dev,